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Finding the Fourth Proportional to 196,857.10, 295,332.57 and 63,737.39

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Solution

The fourth proportional to 196,857.10, 295,332.57 and 63,737.39 is: 95,621.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,857.10 : 295,332.57 = 63,737.39 : x
  2. Step 2: Convert to fraction form
    196,857.10/295,332.57 = 63,737.39/x
  3. Step 3: Cross multiply
    196,857.10x = 295,332.57 × 63,737.39
  4. Step 4: Simplify right side
    196,857.10x = 18,823,728,091.47
  5. Step 5: Solve for x
    x = 18,823,728,091.47/196,857.10
  6. Step 6: Final answer
    x = 95,621.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.